KS8993 datasheet(2/35 Pages) MICREL

2 / 35 page

KS8993

Micrel

KS8993

April 2009

Ordering Information

Part Number

Temperature

Standard

Pb-Free

Range

Package

KS8993

KSZ8993

°C to +70°C

128-Pin PQFP

Features

• 3-port 10/100 integrated switch with physical layer

transceivers

• 64k Byte of SRAM on chip for frame buffering

• 1.0Gbps high performance memory bandwidth

• 10BaseT, 100BaseTX and 100BaseFX modes of

operation

• Support for UTP or fiber installations

• Superior analog technology for reduced power and die

size

• Supports port based VLAN

• QoS feature!! Supports 802.1p based priority or port-

based priority

• Indicators for link, activity, full/half-duplex and speed

• Unmanaged operation via strapping at system reset

time

• Hardware based 10/100, full/half, flow control and auto-

negotiation

• Individual port forced modes (full-duplex, 100BaseTX)

when auto-negotiation is disabled

• Wire speed reception and transmission

• On chip integrated address look-up engine, supports 1K

absolute MAC addresses

• Automatic address learning, address aging and address

migration

• Full-duplex IEEE 802.3x flow control (Pause) with force

mode option

• Half-duplex back pressure flow control

• Comprehensive LED support

• External MAC interface (MII or SNI 7-wire ) for router

applications

• 300mA (0.75W) including physical transmit drivers

• Commercial temperature range: 0

°C to +70°C

• Available in 128-pin PQFP with single 2.5V power

supply

KS8993 Datasheet(PDF) 2 Page - Micrel Semiconductor

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